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Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6

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* git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6:
  cmd64x: fix hwif->chipset setup
  MAINTAINERS: update ide-cd entry
  ide-cd: fix 'ireason' reporting in cdrom_pc_intr()
  ide-cd: fix error message in cdrom_pc_intr()
  ide-cd: add error message for DMA error to cdrom_read_intr()
  ide-cd: fix error messages in cdrom_write_intr()
  ide-cd: add missing 'ireason' masking to cdrom_write_intr()
  ide-cd: fix error messages in cdrom_{read,write}_check_ireason()
  ide-cd: use ide_cd_release() in ide_cd_probe()
  ide-cd: fix ACER/AOpen 24X CDROM speed reporting on big-endian machines
  ide-cd: fix SAMSUNG CD-ROM SCR-3231 quirk
  drivers/ide/: Spelling fixes
This commit is contained in:
Linus Torvalds 2007-12-25 20:21:57 -08:00
commit 11ee29577c
5 changed files with 42 additions and 37 deletions
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4
MAINTAINERS
View File

@ -1870,8 +1870,10 @@ T: quilt kernel.org/pub/linux/kernel/people/bart/pata-2.6/
S: Maintained
IDE/ATAPI CDROM DRIVER
P: Borislav Petkov
M: bbpetkov@yahoo.de
L: linux-ide@vger.kernel.org
S: Unmaintained
S: Maintained
IDE/ATAPI FLOPPY DRIVERS
P: Paul Bristow

66
drivers/ide/ide-cd.c
View File

@ -1068,8 +1068,8 @@ int cdrom_read_check_ireason (ide_drive_t *drive, int len, int ireason)
return 0;
else if (ireason == 0) {
/* Whoops... The drive is expecting to receive data from us! */
printk(KERN_ERR "%s: read_intr: Drive wants to transfer data the "
"wrong way!\n", drive->name);
printk(KERN_ERR "%s: %s: wrong transfer direction!\n",
drive->name, __FUNCTION__);
/* Throw some data at the drive so it doesn't hang
and quit this request. */
@ -1086,8 +1086,8 @@ int cdrom_read_check_ireason (ide_drive_t *drive, int len, int ireason)
return 0;
} else {
/* Drive wants a command packet, or invalid ireason... */
printk(KERN_ERR "%s: read_intr: bad interrupt reason %x\n", drive->name,
ireason);
printk(KERN_ERR "%s: %s: bad interrupt reason 0x%02x\n",
drive->name, __FUNCTION__, ireason);
}
cdrom_end_request(drive, 0);
@ -1112,8 +1112,11 @@ static ide_startstop_t cdrom_read_intr (ide_drive_t *drive)
*/
if (dma) {
info->dma = 0;
if ((dma_error = HWIF(drive)->ide_dma_end(drive)))
dma_error = HWIF(drive)->ide_dma_end(drive);
if (dma_error) {
printk(KERN_ERR "%s: DMA read error\n", drive->name);
ide_dma_off(drive);
}
}
if (cdrom_decode_status(drive, 0, &stat))
@ -1443,7 +1446,7 @@ static ide_startstop_t cdrom_pc_intr (ide_drive_t *drive)
return ide_stopped;
/* Read the interrupt reason and the transfer length. */
ireason = HWIF(drive)->INB(IDE_IREASON_REG);
ireason = HWIF(drive)->INB(IDE_IREASON_REG) & 0x3;
lowcyl = HWIF(drive)->INB(IDE_BCOUNTL_REG);
highcyl = HWIF(drive)->INB(IDE_BCOUNTH_REG);
@ -1484,7 +1487,7 @@ static ide_startstop_t cdrom_pc_intr (ide_drive_t *drive)
if (thislen > len) thislen = len;
/* The drive wants to be written to. */
if ((ireason & 3) == 0) {
if (ireason == 0) {
if (!rq->data) {
blk_dump_rq_flags(rq, "cdrom_pc_intr, write");
goto confused;
@ -1506,9 +1509,9 @@ static ide_startstop_t cdrom_pc_intr (ide_drive_t *drive)
}
/* Same drill for reading. */
else if ((ireason & 3) == 2) {
else if (ireason == 2) {
if (!rq->data) {
blk_dump_rq_flags(rq, "cdrom_pc_intr, write");
blk_dump_rq_flags(rq, "cdrom_pc_intr, read");
goto confused;
}
/* Transfer the data. */
@ -1632,8 +1635,8 @@ static int cdrom_write_check_ireason(ide_drive_t *drive, int len, int ireason)
return 0;
else if (ireason == 2) {
/* Whoops... The drive wants to send data. */
printk(KERN_ERR "%s: write_intr: wrong transfer direction!\n",
drive->name);
printk(KERN_ERR "%s: %s: wrong transfer direction!\n",
drive->name, __FUNCTION__);
while (len > 0) {
int dum = 0;
@ -1642,8 +1645,8 @@ static int cdrom_write_check_ireason(ide_drive_t *drive, int len, int ireason)
}
} else {
/* Drive wants a command packet, or invalid ireason... */
printk(KERN_ERR "%s: write_intr: bad interrupt reason %x\n",
drive->name, ireason);
printk(KERN_ERR "%s: %s: bad interrupt reason 0x%02x\n",
drive->name, __FUNCTION__, ireason);
}
cdrom_end_request(drive, 0);
@ -1805,8 +1808,9 @@ static ide_startstop_t cdrom_write_intr(ide_drive_t *drive)
/* Check for errors. */
if (dma) {
info->dma = 0;
if ((dma_error = HWIF(drive)->ide_dma_end(drive))) {
printk(KERN_ERR "ide-cd: write dma error\n");
dma_error = HWIF(drive)->ide_dma_end(drive);
if (dma_error) {
printk(KERN_ERR "%s: DMA write error\n", drive->name);
ide_dma_off(drive);
}
}
@ -1826,7 +1830,7 @@ static ide_startstop_t cdrom_write_intr(ide_drive_t *drive)
}
/* Read the interrupt reason and the transfer length. */
ireason = HWIF(drive)->INB(IDE_IREASON_REG);
ireason = HWIF(drive)->INB(IDE_IREASON_REG) & 0x3;
lowcyl = HWIF(drive)->INB(IDE_BCOUNTL_REG);
highcyl = HWIF(drive)->INB(IDE_BCOUNTH_REG);
@ -1839,8 +1843,9 @@ static ide_startstop_t cdrom_write_intr(ide_drive_t *drive)
*/
uptodate = 1;
if (rq->current_nr_sectors > 0) {
printk(KERN_ERR "%s: write_intr: data underrun (%d blocks)\n",
drive->name, rq->current_nr_sectors);
printk(KERN_ERR "%s: %s: data underrun (%d blocks)\n",
drive->name, __FUNCTION__,
rq->current_nr_sectors);
uptodate = 0;
}
cdrom_end_request(drive, uptodate);
@ -1860,7 +1865,8 @@ static ide_startstop_t cdrom_write_intr(ide_drive_t *drive)
int this_transfer;
if (!rq->current_nr_sectors) {
printk(KERN_ERR "ide-cd: write_intr: oops\n");
printk(KERN_ERR "%s: %s: confused, missing data\n",
drive->name, __FUNCTION__);
break;
}
@ -2688,14 +2694,14 @@ void ide_cdrom_update_speed (ide_drive_t *drive, struct atapi_capabilities_page
if (!drive->id->model[0] &&
!strncmp(drive->id->fw_rev, "241N", 4)) {
CDROM_STATE_FLAGS(drive)->current_speed =
(((unsigned int)cap->curspeed) + (176/2)) / 176;
(le16_to_cpu(cap->curspeed) + (176/2)) / 176;
CDROM_CONFIG_FLAGS(drive)->max_speed =
(((unsigned int)cap->maxspeed) + (176/2)) / 176;
(le16_to_cpu(cap->maxspeed) + (176/2)) / 176;
} else {
CDROM_STATE_FLAGS(drive)->current_speed =
(ntohs(cap->curspeed) + (176/2)) / 176;
(be16_to_cpu(cap->curspeed) + (176/2)) / 176;
CDROM_CONFIG_FLAGS(drive)->max_speed =
(ntohs(cap->maxspeed) + (176/2)) / 176;
(be16_to_cpu(cap->maxspeed) + (176/2)) / 176;
}
}
@ -2909,6 +2915,9 @@ static int ide_cdrom_register (ide_drive_t *drive, int nslots)
if (!CDROM_CONFIG_FLAGS(drive)->ram)
devinfo->mask |= CDC_RAM;
if (CDROM_CONFIG_FLAGS(drive)->no_speed_select)
devinfo->mask |= CDC_SELECT_SPEED;
devinfo->disk = info->disk;
return register_cdrom(devinfo);
}
@ -3161,7 +3170,7 @@ int ide_cdrom_setup (ide_drive_t *drive)
CDROM_CONFIG_FLAGS(drive)->limit_nframes = 1;
/* the 3231 model does not support the SET_CD_SPEED command */
else if (!strcmp(drive->id->model, "SAMSUNG CD-ROM SCR-3231"))
cdi->mask |= CDC_SELECT_SPEED;
CDROM_CONFIG_FLAGS(drive)->no_speed_select = 1;
#if ! STANDARD_ATAPI
/* by default Sanyo 3 CD changer support is turned off and
@ -3504,15 +3513,8 @@ static int ide_cd_probe(ide_drive_t *drive)
g->driverfs_dev = &drive->gendev;
g->flags = GENHD_FL_CD | GENHD_FL_REMOVABLE;
if (ide_cdrom_setup(drive)) {
struct cdrom_device_info *devinfo = &info->devinfo;
ide_proc_unregister_driver(drive, &ide_cdrom_driver);
kfree(info->buffer);
kfree(info->toc);
kfree(info->changer_info);
if (devinfo->handle == drive && unregister_cdrom(devinfo))
printk (KERN_ERR "%s: ide_cdrom_cleanup failed to unregister device from the cdrom driver.\n", drive->name);
kfree(info);
drive->driver_data = NULL;
ide_cd_release(&info->kref);
goto failed;
}

3
drivers/ide/ide-cd.h
View File

@ -91,7 +91,8 @@ struct ide_cd_config_flags {
__u8 close_tray : 1; /* can close the tray */
__u8 writing : 1; /* pseudo write in progress */
__u8 mo_drive : 1; /* drive is an MO device */
__u8 reserved : 2;
__u8 no_speed_select : 1; /* SET_CD_SPEED command is unsupported. */
__u8 reserved : 1;
byte max_speed; /* Max speed of the drive */
};
#define CDROM_CONFIG_FLAGS(drive) (&(((struct cdrom_info *)(drive->driver_data))->config_flags))

4
drivers/ide/pci/cmd64x.c
View File

@ -1,5 +1,5 @@
/*
* linux/drivers/ide/pci/cmd64x.c Version 1.51 Nov 8, 2007
* linux/drivers/ide/pci/cmd64x.c Version 1.52 Dec 24, 2007
*
* cmd64x.c: Enable interrupts at initialization time on Ultra/PCI machines.
* Due to massive hardware bugs, UltraDMA is only supported
@ -564,6 +564,7 @@ static const struct ide_port_info cmd64x_chipsets[] __devinitdata = {
.init_chipset = init_chipset_cmd64x,
.init_hwif = init_hwif_cmd64x,
.enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}},
.chipset = ide_cmd646,
.host_flags = IDE_HFLAG_ABUSE_PREFETCH | IDE_HFLAG_BOOTABLE,
.pio_mask = ATA_PIO5,
.mwdma_mask = ATA_MWDMA2,
@ -573,7 +574,6 @@ static const struct ide_port_info cmd64x_chipsets[] __devinitdata = {
.init_chipset = init_chipset_cmd64x,
.init_hwif = init_hwif_cmd64x,
.enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}},
.chipset = ide_cmd646,
.host_flags = IDE_HFLAG_ABUSE_PREFETCH | IDE_HFLAG_BOOTABLE,
.pio_mask = ATA_PIO5,
.mwdma_mask = ATA_MWDMA2,

2
drivers/ide/pci/cs5535.c
View File

@ -49,7 +49,7 @@
#define ATAC_BM0_PRD 0x04
#define CS5535_CABLE_DETECT 0x48
/* Format I PIO settings. We seperate out cmd and data for safer timings */
/* Format I PIO settings. We separate out cmd and data for safer timings */
static unsigned int cs5535_pio_cmd_timings[5] =
{ 0xF7F4, 0x53F3, 0x13F1, 0x5131, 0x1131 };